X-Git-Url: http://git.ipfire.org/?p=people%2Fteissler%2Fipfire-2.x.git;a=blobdiff_plain;f=src%2Finitscripts%2Finit.d%2Ffirewall;h=38e67e0856916730c49251a3fb209de45f20c13e;hp=fea8d87e8437a37bf6c7d219368facab5d58dc25;hb=c6048d2eef43f7235996accb89d239860dabf645;hpb=514bee894cc0c0825fb874689d3e245d3fdaf1de diff --git a/src/initscripts/init.d/firewall b/src/initscripts/init.d/firewall index fea8d87e8..38e67e085 100644 --- a/src/initscripts/init.d/firewall +++ b/src/initscripts/init.d/firewall @@ -53,6 +53,9 @@ iptables_init() { # Chain to contain all the rules relating to bad TCP flags /sbin/iptables -N BADTCP + #Don't check loopback + /sbin/iptables -A BADTCP -i lo -j RETURN + # Disallow packets frequently used by port-scanners # nmap xmas /sbin/iptables -A BADTCP -p tcp --tcp-flags ALL FIN,URG,PSH -j PSCAN @@ -185,13 +188,12 @@ case "$1" in # Outgoing Firewall /sbin/iptables -A FORWARD -j OUTGOINGFWMAC - /sbin/iptables -A FORWARD -j OUTGOINGFW # localhost and ethernet. - /sbin/iptables -A INPUT -i lo -m state --state NEW -j ACCEPT + /sbin/iptables -A INPUT -i lo -m state --state NEW -j ACCEPT /sbin/iptables -A INPUT -s 127.0.0.0/8 -m state --state NEW -j DROP # Loopback not on lo /sbin/iptables -A INPUT -d 127.0.0.0/8 -m state --state NEW -j DROP - /sbin/iptables -A FORWARD -i lo -m state --state NEW -j ACCEPT + /sbin/iptables -A FORWARD -i lo -m state --state NEW -j ACCEPT /sbin/iptables -A FORWARD -s 127.0.0.0/8 -m state --state NEW -j DROP /sbin/iptables -A FORWARD -d 127.0.0.0/8 -m state --state NEW -j DROP /sbin/iptables -A INPUT -i $GREEN_DEV -m state --state NEW -j ACCEPT ! -p icmp @@ -250,6 +252,7 @@ case "$1" in # upnp chain for our upnp daemon /sbin/iptables -t nat -N UPNPFW /sbin/iptables -t nat -A PREROUTING -j UPNPFW + /sbin/iptables -A FORWARD -m state --state NEW -j UPNPFW # This chain only contains dummy rules. /sbin/iptables -N UPNPFW